package May.m24;

public class test2 {
    public static void main(String[] args) {
        //输出整数
        System.out.println(666);
        System.out.println(-666);
        //输出小数
        System.out.println(6.66);
        System.out.println(-6.66);
        //输出字符串
        System.out.println("你好");
    }
}
